You 1. pay attention to the traffic 2. if you walk in city. The traffic lights are the 3. in every city. There are always 4. lights. You can cross the street at the 5. light. You must stop and wait at the 6. light. The 7. light means slow down and stop. If you drive a car, you must 8. on the 9. side of the road in China. But in England, people drive on the 10. side of the road.
A.three | B.same | C.left | D.green | E.red |
F.yellow | G.lights | H.must | I.right | J.drive |
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2